unclassified

adjective

un·​clas·​si·​fied ˌən-ˈkla-sə-ˌfīd How to pronounce unclassified (audio)
Synonyms of unclassifiednext
1
: not subject to a security classification
unclassified information
2
: not placed or belonging in a class

Examples of unclassified in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The memo stresses that troops are forbidden from using both classified and unclassified but nonpublic information to make trades on platforms like Polymarket and Kalshi. — ABC News, 22 Oct. 2026 Start with the few labels that actually change what happens to a document—retention, access and redaction—and let everything else stay unclassified. — Expert Panel®, Forbes.com, 5 Oct. 2026 Court documents list the charges against Ostendorf as unclassified misdemeanors. — River Valley Democrat-Gazette, Arkansas Online, 9 Sep. 2026 In late 2016, for example, the President’s Council of Advisors on Science and Technology issued the first thorough, unclassified warning about the potential national security risks posed by biotechnology. — Elizabeth Sherwood-Randall, Foreign Affairs, 18 Aug. 2026 See All Example Sentences for unclassified

Word History

First Known Use

1815, in the meaning defined at sense 2

Time Traveler
The first known use of unclassified was in 1815

Rhymes for unclassified

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Browse Nearby Words

unclassifiable
unclassified
uncle
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Cite this Entry

“Unclassified.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unclassified. Accessed 28 Oct. 2026.

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Kids Definition

unclassified

adjective
un·​clas·​si·​fied ˌən-ˈklas-ə-ˌfīd How to pronounce unclassified (audio)
: not classified
especially : not requiring special treatment for purposes of security
unclassified documents

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